Tool controller unit



FIG. 1 is a front and left side perspective view of a tool controller unit showing our new design;

FIG. 2 is a rear, top and left side perspective view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a front elevational view thereof.

The broken lines show portions of a tool controller unit that form no part of the claimed design. 

CLAIM The ornamental design for a tool controller unit, as shown. 